Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I'm working with the nrf52840, and I've had success with spi communication in the past. However, I want to switch to spim and am unsure how to do so. Can you provide...
Hey, Having some trouble getting the callbacks to invoke with the generic library on zephyr 1.7.1 to my understanding once it gets the data it should call it. have i misunderstood...
It is a very basic question.
For SOC firmware development with Segger and SDK, which layers of BLE are codes covering? Are Host and controller layers transparent to developers...
Hello,
Due to a routing error, the VBUS pin of the nRF52840 is connected to the GND.
The software works on the devkit but not on my prototype.
From what I saw in...
Hi！
Where master and slave is connecting, and then master is shutdown or move far away.Slave is wait for timeout.But the current of average slave e electric current
...
For my project I need to set the UART0 speed to 9600 baud.
So for testing I tried to compile the "Hello word" example by setting the board configuration file (ncs\v1.6.1...
CONFIGURACION:
NRF52 + SDK15 + SD132 + FREERTOS + NUS.
I have a task sending many packages to a central. I'm having an aboslutly aleatory behaviour: - At some time (could...
I’m checking the transaction of the data between iPhone and a Bluetooth device.
The device is developed by a business partner, but I’m not concerned the FW. I think we have...
Hi,
I am using nRf SDK5 and have a sensor that I am trying to extract the Eddystone UID data from the advertising packet. It shows up in nRfconnect as:
Eddystone UID...
I installed the nrf connect 3.91 with programmer v2.0.1 and J-Link driver v6.88a. However, when I cant seem to see the dev kit on my windows 10. I tried holding the reset...
Hi everyone,
I want to use the RTC module in my code, and I have some questions.
1. What I have understood so far is that the nRF52840 has three RTCs (RTC0, RTC1, RTC2...
Hello,
When using eDRX alone and without DATA (eDRX=81,92 sec, no PSM, no data transmittion,iDRX PDCCH = 1), it's showing an average current of 17,84 uA. This value is similar...
Hi Support team,
I have downloaded nRF5 SDK and found that there is a sample for serial via UART but however the samples ( <SDK Folder>\examples\peripheral\uart) is available...
Hi,
I've designed a product based on nrf52840 soc as a central Bluetooth device. I want to pair and connect to a Bluetooth device (as a slave) that implements a whitelist...
Hello,
When AGPS is activated and trying to fix location, the user see only the final respond once fix is done, but we need to know where the satellites table is stored...
